question_answer

A mixture of certain quantity of milk with 8 L of water is worth 45 paise/L. If pure milk be worth 54 paise/L, how much milk is there in the mixture?

A) 40 L

B) 35 L

C) 25 L

D) 45 L

Correct Answer: A

Solution :

[a] As water is available free of cost, so its cost price = Rs. 0 According to the rule of alligation, Water : Milk = 9 : 45 = 1 : 5 \[\therefore \] Quantity of milk \[=5\times 8=40\,L\]